<template>
    <el-container class="home_container">
        <!-- /头部 -->
    <el-header>
            <div>
                <img src="../assets/heima.png" alt="">
                <span>电商后台管理系统</span>
            </div>
            <el-button type="info" @click="quit">退出</el-button>
    </el-header> 
    <el-container>
        <!-- 侧边栏 -->
        <el-aside :width="istoggle ? '64px' : '200px'">
        <!-- 侧边栏菜单 -->
        <el-menu  background-color="#333744" text-color="#fff"  active-text-color="#409bff" unique-opened 
        :collapse='istoggle' :collapse-transition='false' router :default-active='activepath'>  
          <div class="toggle_button" @click="toggle">| | |</div> 
               <!-- 一级菜单  -->
         <el-submenu :index="item.id+'' " v-for="item in menulist" :key="item.id">
                <!-- 菜单模板 -->
           <template slot="title">
                <!-- 图标 -->
             <i :class="iconlist[item.id]"></i>
                <!-- 文本 -->
             <span>{{item.authName}}</span>
           </template>

          <!-- 二级菜单 -->
          <el-menu-item :index=" '/' + subItem.path" v-for="subItem in item.children" :key="subItem.id" 
          @click="twomenu('/' + subItem.path)">         
               <template slot="title">
                <!-- 图标 -->
             <i class="iconfont icon-gengduoneirong"></i>
                <!-- 文本 -->
             <span>{{subItem.authName}}</span>
               </template>
         </el-menu-item>        
         </el-submenu>
        
         </el-menu>
         </el-aside>
        <!-- 右边内容 -->
        <el-main>
          <router-view></router-view>
        </el-main>
    </el-container>
    </el-container>
</template>

<script>
import { log } from 'util'
export default {
  data () {
    return {
      menulist:[],
      iconlist:{
        '125':'iconfont icon-wode',
        '103':'iconfont icon-tijikongjian',
        '101':'iconfont icon-shangpin',
        '102':'iconfont icon-danju-tianchong',
        '145':'iconfont icon-baobiao'
      },
      istoggle:false,
      activepath:''
    }
  },
  created (){
    this.getMenuList(),
    this.activepath = window.sessionStorage.getItem('activepath')
    
  },
    methods:{
        quit(){
          window.sessionStorage.clear()
            this.$router.push('/login')
        },
        async getMenuList(){
         const {data:res}= await this.$http.get('menus')       
         if(res.meta.status !==200) return this.$message.error(res.meta.msg)
          this.menulist = res.data
        },
        toggle(){
          this.istoggle = ! this.istoggle
        },
        twomenu(activepath){
          window.sessionStorage.setItem('activepath',activepath)
          this.activepath = activepath
        }
        
    }
}
</script>

<style lang="less" scoped>
.home_container {
    width: 100%;
    height: 100%;
}
.el-header {
    background-color: #373d41;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-left: 0;
    color: #fff;
    font-size: 20px;
    > div {
        display: flex;
        align-items: center;
      span {
          margin-left: 15px;
      }
    }
}
.el-aside {
    background-color: #333744;
.el-menu {
  border-right:none;
}
}
.el-main {
    background-color: #eaedf1;
}
.iconfont {
  margin-right: 10px;
}
.toggle_button {
  background-color: #4a5064;
  font-size: 10px;
  line-height: 24px;
  color: #fff;
  text-align: center;
  cursor:pointer;
}
</style>